V\u00e0o th\u1eddi gian Chi\u1ebfn tranh Th\u1ebf gi\u1edbi th\u1ee9 hai, b\u1ecdn ph\u00e1t x\u00edt mu\u1ed1n \u0111\u00e1nh g\u1ee5c n\u01b0\u1edbc Anh \u0111\u00e3 ph\u00e1i m\u1ed9t \u0111\u1ed9i m\u00e1y bay chi\u1ebfn \u0111\u1ea5u h\u00f9ng h\u1eadu \u0111\u00e1nh ph\u00e1 ba h\u00f2n \u0111\u1ea3o c\u1ee7a n\u01b0\u1edbc Anh.<\/p>\n\n\n\n
B\u1ea5y gi\u1edd n\u01b0\u1edbc Anh v\u00e0 \u0111\u00e3 ph\u00e1t minh ra c\u00e1c thi\u1ebft b\u1ecb ra-\u0111a \u0111\u00e3 d\u1ef1 \u0111o\u00e1n k\u1ecbp th\u1eddi s\u1ef1 x\u00e2m ph\u1ea1m c\u1ee7a m\u00e1y bay \u0111\u1ecbch. C\u00e1c nh\u00e0 ch\u1ee9c tr\u00e1ch qu\u00e2n s\u1ef1 c\u1ee7a Anh nh\u1eadn th\u1ee9c \u0111\u01b0\u1ee3c r\u1eb1ng, thi\u1ebft b\u1ecb ti\u00ean ti\u1ebfn l\u00e0 r\u1ea5t c\u1ea7n, nh\u01b0ng thi\u1ebft b\u1ecb c\u00f2n ph\u1ea3i d\u1ef1a v\u00e0o ng\u01b0\u1eddi qu\u1ea3n l\u00ed. N\u1ebfu c\u00f3 s\u00e1ch l\u01b0\u1ee3c \u0111\u00fang, qu\u1ea3n l\u00ed t\u1ed1t th\u00ec hi\u1ec7u n\u0103ng c\u1ee7a thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c \u0111\u1ec1 cao h\u01a1n. Do v\u1eady h\u1ecd \u0111\u00e3 m\u1eddi nhi\u1ec1u nh\u00e0 khoa h\u1ecdc th\u00e0nh l\u1eadp m\u1ed9t t\u1ed5 v\u1eadn tr\u00f9. Th\u00f4ng qua c\u00e1c ph\u00e2n t\u00edch to\u00e1n h\u1ecdc v\u00e0 c\u00e1ch t\u00ednh to\u00e1n \u0111\u1ec3 gi\u00fap cho qu\u00e2n \u0111\u1ed9i d\u00f9ng ra-\u0111a x\u00e1c \u0111\u1ecbnh v\u1ecb tr\u00ed c\u1ee7a m\u00e1y bay \u0111\u1ecbch.<\/p>\n\n\n\n
D\u01b0\u1edbi s\u1ef1 hi\u1ec7p \u0111\u1ed3ng c\u1ee7a nh\u00f3m v\u1eadn tr\u00f9 h\u1ecdc, kh\u00f4ng qu\u00e2n Anh \u0111\u00e3 \u0111\u00e1nh l\u00f9i h\u1ebft \u0111\u1ee3t m\u00e1y bay n\u00e0y \u0111\u1ebfn \u0111\u1ee3t m\u00e1y bay kh\u00e1c c\u0169ng nh\u01b0 \u0111\u00e3 b\u1eafn r\u01a1i nhi\u1ec1u m\u00e1y bay c\u1ee7a \u0110\u1ee9c, l\u00e0m c\u01a1 s\u1edf cho chi\u1ebfn th\u1eafng cu\u1ed1i c\u00f9ng c\u1ee7a cu\u1ed9c chi\u1ebfn tranh ch\u1ed1ng ph\u00e1t x\u00edt \u0110\u1ee9c.<\/p>\n\n\n\n
V\u1ec1 sau \u1edf nhi\u1ec1u n\u01b0\u1edbc nh\u01b0 Anh, M\u1ef9, Cana\u0111a khi ph\u1ed1i h\u1ee3p c\u00e1c lo\u1ea1i binh ch\u1ee7ng ch\u1ee7 y\u1ebfu v\u1eadn d\u1ee5ng c\u00e1c t\u1ed5 v\u1eadn tr\u00f9. V\u1eadn tr\u00f9 h\u1ecdc gi\u00fap cho vi\u1ec7c kh\u1ed1ng ch\u1ebf ho\u1ea3 l\u1ef1c khi d\u00e3 ngo\u1ea1i, t\u1ed5 ch\u1ee9c v\u1eadn chuy\u1ec3n qu\u00e2n s\u1ef1, c\u00e1c s\u00e1ch l\u01b0\u1ee3c ch\u1ed1ng t\u00e0u ng\u1ea7m, nghi\u00ean c\u1ee9u vi\u1ec7c ph\u00e1t hi\u1ec7n bom m\u00ecn, ng\u01b0 l\u00f4i.<\/p>\n\n\n\n
V\u1eadn tr\u00f9 h\u1ecdc c\u0169ng gi\u00fap cho vi\u1ec7c ph\u00e2n ph\u1ed1i m\u1ed9t c\u00e1ch t\u1ed1i \u01b0u c\u00e1c t\u00e2n binh v\u00e0 \u0111\u00e3 thu \u0111\u01b0\u1ee3c c\u00e1c hi\u1ec7u qu\u1ea3 t\u1ed1t \u0111\u1eb9p, c\u00f3 nhi\u1ec1u \u1ee9ng d\u1ee5ng t\u1ed1t trong th\u1ef1c t\u1ebf chi\u1ebfn tr\u01b0\u1eddng. V\u00ed d\u1ee5 trong m\u1ed9t l\u1ea7n t\u00e1c chi\u1ebfn b\u1eafn ch\u00ecm h\u1ea1m t\u00e0u c\u1ee7a Nh\u1eadt t\u1ea1i h\u1ea3i ph\u1eadn T\u00e2n Ghin\u00ea (New Guinea), Anh \u0111\u00e3 v\u1eadn d\u1ee5ng th\u00e0nh c\u00f4ng c\u00e1c nghi\u00ean c\u1ee9u c\u1ee7a nh\u00f3m v\u1eadn tr\u00f9.<\/p>\n\n\n\n
Trong th\u1eddi gian Chi\u1ebfn tranh Th\u1ebf gi\u1edbi th\u1ee9 hai ng\u01b0\u1eddi ta \u0111\u00e3 v\u1eadn d\u1ee5ng l\u01b0\u1ee3ng h\u1eefu h\u1ea1n nh\u00e2n l\u1ef1c, v\u1eadt l\u1ef1c, t\u1eadn d\u1ee5ng \u0111\u01b0\u1ee3c kh\u1ea3 n\u0103ng c\u1ee7a thi\u1ebft b\u1ecb l\u00e0 nh\u1edd s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a ng\u00e0nh to\u00e1n v\u1eadn tr\u00f9 h\u1ecdc. Do v\u1eadn tr\u00f9 h\u1ecdc \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng s\u1edbm nh\u1ea5t trong Chi\u1ebfn tranh Th\u1ebf gi\u1edbi th\u1ee9 hai n\u00ean c\u00f3 th\u1ec3 n\u00f3i v\u1eadn tr\u00f9 h\u1ecdc \u0111\u00e3 \u0111\u01b0\u1ee3c sinh ra t\u1eeb chi\u1ebfn tr\u01b0\u1eddng. Sau chi\u1ebfn tranh, v\u1eadn tr\u00f9 h\u1ecdc \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ea5t r\u1ed9ng r\u00e3i, \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong s\u1ea3n xu\u1ea5t, ho\u1ea1ch \u0111\u1ecbnh ch\u00ednh s\u00e1ch, quy\u1ebft s\u00e1ch qu\u1ea3n l\u00ed. Tr\u01b0\u1edbc m\u1eaft v\u1eadn tr\u00f9 h\u1ecdc l\u00e0 m\u1ed9t ng\u00e0nh to\u00e1n h\u1ecdc v\u1eeba c\u00f3 t\u00ednh h\u1ecdc thu\u1eadt v\u1eeba c\u00f3 t\u00ednh \u1ee9ng d\u1ee5ng.<\/p>\n\n\n\n
T\u1eeb kho\u00e1: V\u1eadn tr\u00f9 h\u1ecdc.<\/p>\n\n\n\n
<\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"
V\u00e0o th\u1eddi gian Chi\u1ebfn tranh Th\u1ebf gi\u1edbi th\u1ee9 hai, b\u1ecdn ph\u00e1t x\u00edt mu\u1ed1n \u0111\u00e1nh g\u1ee5c n\u01b0\u1edbc Anh \u0111\u00e3 ph\u00e1i m\u1ed9t \u0111\u1ed9i m\u00e1y bay chi\u1ebfn \u0111\u1ea5u h\u00f9ng h\u1eadu \u0111\u00e1nh ph\u00e1 ba h\u00f2n \u0111\u1ea3o c\u1ee7a n\u01b0\u1edbc Anh. B\u1ea5y gi\u1edd n\u01b0\u1edbc Anh v\u00e0 \u0111\u00e3 ph\u00e1t minh ra c\u00e1c thi\u1ebft b\u1ecb ra-\u0111a \u0111\u00e3 d\u1ef1 \u0111o\u00e1n k\u1ecbp th\u1eddi s\u1ef1 x\u00e2m […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[15,9],"tags":[],"class_list":["post-7658","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc","category-toan-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/7658","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=7658"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/7658\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=7658"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=7658"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=7658"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}